Applications of recombinant DNA technology Quiz
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5 questions, one answer each
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1. Which is an example of recombinant DNA technology in medicine?
- A. Extracting insulin from pig pancreases
- B. Bacteria containing the human insulin gene making insulin
- C. Giving a vaccine made from dead bacteria only
- D. Treating infection with antibiotics
2. What is the purpose of the vector in gene therapy?
- A. To cut out the faulty allele
- B. To make the protein directly
- C. To deliver the functional allele into the patient's cells
- D. To destroy the faulty allele
3. Which statement about somatic gene therapy is correct?
- A. It is inherited by the patient's children
- B. It changes body cells and is not inherited
- C. It changes eggs and sperm
- D. It removes the faulty allele from every cell
4. Which is a financial issue linked to patented GM seed?
- A. Genes may spread to wild relatives
- B. The crop may not photosynthesise
- C. The seed is unable to germinate
- D. Farmers have to buy new seed every year
5. A GM crop gives higher yields, but a charity worries the seed is unaffordable. Which conclusion is best justified?
- A. The crop should be banned, because any risk is unacceptable
- B. The crop is good for everyone, because yields rise
- C. Benefits outweigh risks only if the seed is affordable and regulated, so subsidies or fair pricing are needed
- D. The crop is of no use, because farmers can save seed